ICSE Class 10 Ammonia (NH3) — Mock Test (2027)
Free online mock test for Ammonia (NH3) (ICSE Class 10 Chemistry) — 20 competency-based questions based on the latest CISCE 2027 syllabus, with instant marking. Try the samples below, then take the full test free.
What to expect: This mock test covers key concepts from the Ammonia (NH3) chapter — including application-based and competency-focused questions aligned with how ICSE actually sets the paper.
Tip: Attempt without notes first to identify gaps, then review explanations for any wrong answers. Retake after a few days for best retention.
Sample questions
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1.Ammonium compounds are ... in water.
- A.Partially soluble
- B.Insoluble
- C.Soluble
- D.Partially insoluble
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2.Which experiment demonstrates the extreme solubility of ammonia gas in water?
- A.Ammonia fountain experiment
- B.Haber process
- C.Ostwald process
- D.Solvay process
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3.Complete and balance the following equation: $\mathrm{NH_4OH} + \mathrm{HNO_3} \longrightarrow \longrightarrow + \longrightarrow$
- A.$\mathrm{NH_4OH} + \mathrm{HNO_3} \longrightarrow \mathrm{NH_4NO_2} + \mathrm{H_2O}$
- B.$\mathrm{NH_4OH} + \mathrm{HNO_3} \longrightarrow \mathrm{NH_4NO_3} + \mathrm{H_2O}$
- C.$\mathrm{NH_4OH} + \mathrm{HNO_3} \longrightarrow \mathrm{N_2O} + 3 \mathrm{H_2O}$
- D.$\mathrm{NH_4OH} + \mathrm{HNO_3} \longrightarrow \mathrm{NO_2} + 2 \mathrm{H_2O}$
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4.... is used for reviving a fainted person.
- A.Ammonium Carbonate
- B.Ammonium Hydroxide
- C.Ammonium Sulphate
- D.Ammonium Chloride
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5.What do you observe when water is added to the product formed when aluminium is burnt in a jar of nitrogen gas?
- A.A colourless gas with a pungent smell is produced, turning moist red litmus blue and forming dense white fumes with HCl.
- B.A brown precipitate forms immediately, and the solution turns alkaline without any gas evolution.
- C.A yellow gas is released, which has a rotten egg smell and turns lead acetate paper black.
- D.No visible reaction occurs, but the solution becomes slightly acidic and turns blue litmus red.
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